Oct 12 19:27:02.490 INFO checking jthornber/lvm-rust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 19:27:02.490 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 19:27:02.893 INFO blam! 1550b0aa49ec79f25791224a79fa6fcafe703cc1bc455b77bd58baf2d4cc3a7c
Oct 12 19:27:02.895 INFO running `"docker" "start" "-a" "1550b0aa49ec79f25791224a79fa6fcafe703cc1bc455b77bd58baf2d4cc3a7c"`
Oct 12 19:27:04.372 INFO kablam! usermod: no changes
Oct 12 19:27:04.516 INFO kablam!     Checking yaml-rust v0.3.4
Oct 12 19:27:04.521 INFO kablam!     Checking nix v0.7.0
Oct 12 19:27:05.824 INFO kablam!     Checking clap v2.18.0
Oct 12 19:27:12.914 INFO kablam!     Checking lvm-rust v0.1.0 (/source)
Oct 12 19:27:13.095 INFO kablam! warning: unknown lint: `used_underscore_binding`
Oct 12 19:27:13.096 INFO kablam!   --> src/device_mapper/low_level.rs:10:10
Oct 12 19:27:13.100 INFO kablam!    |
Oct 12 19:27:13.101 INFO kablam! 10 | #![allow(used_underscore_binding)]
Oct 12 19:27:13.101 INFO kablam!    |          ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:27:13.101 INFO kablam!    |
Oct 12 19:27:13.101 INFO kablam!    = note: #[warn(unknown_lints)] on by default
Oct 12 19:27:13.102 INFO kablam! 
Oct 12 19:27:13.102 INFO kablam! warning: unknown lint: `if_not_else`
Oct 12 19:27:13.102 INFO kablam!   --> src/device_mapper/low_level.rs:11:10
Oct 12 19:27:13.103 INFO kablam!    |
Oct 12 19:27:13.103 INFO kablam! 11 | #![allow(if_not_else)]
Oct 12 19:27:13.103 INFO kablam!    |          ^^^^^^^^^^^
Oct 12 19:27:13.103 INFO kablam! 
Oct 12 19:27:13.105 INFO kablam! warning: unknown lint: `used_underscore_binding`
Oct 12 19:27:13.105 INFO kablam!   --> src/device_mapper/low_level.rs:10:10
Oct 12 19:27:13.106 INFO kablam!    |
Oct 12 19:27:13.108 INFO kablam! 10 | #![allow(used_underscore_binding)]
Oct 12 19:27:13.109 INFO kablam!    |          ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:27:13.125 INFO kablam!    |
Oct 12 19:27:13.126 INFO kablam!    = note: #[warn(unknown_lints)] on by default
Oct 12 19:27:13.126 INFO kablam! 
Oct 12 19:27:13.128 INFO kablam! warning: unknown lint: `if_not_else`
Oct 12 19:27:13.129 INFO kablam!   --> src/device_mapper/low_level.rs:11:10
Oct 12 19:27:13.129 INFO kablam!    |
Oct 12 19:27:13.129 INFO kablam! 11 | #![allow(if_not_else)]
Oct 12 19:27:13.129 INFO kablam!    |          ^^^^^^^^^^^
Oct 12 19:27:13.130 INFO kablam! 
Oct 12 19:27:15.096 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Oct 12 19:27:15.096 INFO kablam!    --> src/device_mapper/low_level.rs:499:9
Oct 12 19:27:15.096 INFO kablam!     |
Oct 12 19:27:15.096 INFO kablam! 499 |         header.flags.insert(DM_SUSPEND);
Oct 12 19:27:15.096 INFO kablam!     |         ^^^^^^^^^^^^
Oct 12 19:27:15.096 INFO kablam!     |
Oct 12 19:27:15.097 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Oct 12 19:27:15.097 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Oct 12 19:27:15.097 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Oct 12 19:27:15.097 INFO kablam!     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Oct 12 19:27:15.097 INFO kablam! 
Oct 12 19:27:15.300 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Oct 12 19:27:15.300 INFO kablam!    --> src/device_mapper/low_level.rs:499:9
Oct 12 19:27:15.300 INFO kablam!     |
Oct 12 19:27:15.300 INFO kablam! 499 |         header.flags.insert(DM_SUSPEND);
Oct 12 19:27:15.300 INFO kablam!     |         ^^^^^^^^^^^^
Oct 12 19:27:15.300 INFO kablam!     |
Oct 12 19:27:15.300 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Oct 12 19:27:15.300 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Oct 12 19:27:15.300 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Oct 12 19:27:15.301 INFO kablam!     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Oct 12 19:27:15.301 INFO kablam! 
Oct 12 19:27:15.360 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.95s
Oct 12 19:27:15.368 INFO kablam! su: No module specific data is present
Oct 12 19:27:16.575 INFO running `"docker" "rm" "-f" "1550b0aa49ec79f25791224a79fa6fcafe703cc1bc455b77bd58baf2d4cc3a7c"`
Oct 12 19:27:16.996 INFO blam! 1550b0aa49ec79f25791224a79fa6fcafe703cc1bc455b77bd58baf2d4cc3a7c